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[Next: QtCore Module]
Qt 4 consists of several modules, each of which lives in a separate library.
| QtCore | Core non-GUI classes used by other modules |
| QtGui | Graphical user interface components |
| QtNetwork | Classes for network programming |
| QtOpenGL | OpenGL support classes |
| QtSql | Classes for database integration using SQL |
| QtSvg | Classes for displaying the contents of SVG files |
| QtXml | Classes for handling XML |
| QtDesigner | Classes for extending Qt Designer |
| QtUiTools | Classes for handling Qt Designer forms in applications |
| QtAssistant | Support for online help |
| Qt3Support | Qt 3 compatibility classes |
| QtTest | Tool classes for unit testing |
The following extension modules are available in the Qt Commercial Editions on Windows:
| QAxContainer | Extension for accessing ActiveX controls |
| QAxServer | Extension for writing ActiveX servers |
If you use qmake to build your projects, the QtCore and QtGui modules are included by default. To link only against QtCore, add the following line to your .pro file:
QT -= gui
See also Qt's Classes.
[Next: QtCore Module]
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